PatchSiren cyber security CVE debrief
CVE-2026-8991 glenwpcoder CVE debrief
The Drag and Drop Multiple File Upload for Contact Form 7 plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'drag_n_drop_text' and 'drag_n_drop_browse_text' Settings in all versions up to, and including, 1.3.9.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
- Vendor
- glenwpcoder
- Product
- Drag and Drop Multiple File Upload for Contact Form 7
- CVSS
- MEDIUM 4.4
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-06-06
- Original CVE updated
- 2026-06-08
- Advisory published
- 2026-06-06
- Advisory updated
- 2026-06-08
Who should care
Users of the Drag and Drop Multiple File Upload for Contact Form 7 plugin for WordPress, particularly those with administrator-level access and above.
Technical summary
The vulnerability exists in the Drag and Drop Multiple File Upload for Contact Form 7 plugin for WordPress, affecting all versions up to and including 1.3.9.7. It is caused by insufficient input sanitization and output escaping in the 'drag_n_drop_text' and 'drag_n_drop_browse_text' settings. This allows authenticated attackers with administrator-level access and above to inject arbitrary web scripts into pages, which will execute when a user accesses the injected page.
Defensive priority
MEDIUM
Recommended defensive actions
- Update the Drag and Drop Multiple File Upload for Contact Form 7 plugin to a version beyond 1.3.9.7.
- Restrict administrator-level access and above to trusted users only.
- Monitor pages for injected scripts.
Evidence notes
The CVE-2026-8991 record and associated details were obtained from official sources.
Official resources
CVE-2026-8991 was published on 2026-06-06T04:17:41.667Z and modified on 2026-06-08T14:57:14.757Z.